Michael strikes up a friendship with the 5-year-old daughter of his enemy when children visit the office.

Michael takes the Dunder Mifflin employees ice skating to celebrate his birthday; Kevin waits nervously for test results.

Dwight finds half a joint in the parking lot and launches a full investigation; Michael asks an unusual favor.

Chaos ensues when Michael takes responsibility for conflict resolution from the Human Relations department.

Employees take some big gambles when they host a charity casino-night in their warehouse.

Michael unintentionally outs a gay employee; the situation with Jim and Pam.

Monica, Rachel and Phoebe go on a covert operation to track down the woman who stole Monica's credit card.

Monica's new boyfriend (Stan Kirsch) exposes his own secret after she admits her true age.

When Carol gives birth, Ross and Susan almost miss the event; Joey befriends an unmarried pregnant woman.

Rachel discovers Ross' feelings for her when he goes out of town on a business trip.

Rachel decides to look up her former boyfriend (Cosimo Fusco) when she is distraught over Ross' new girlfriend (Lauren Tom).

While tending his son, Ross expresses his displeasure when Phoebe tastes Carol's breast milk to check the temperature.

Monica and Rachel's grumpy downstairs neighbor (Larry Hankin) dies and leaves all his belongings to the girls.

The group is amazed when Phoebe marries a Canadian ice dancer (Steve Zahn) to help him get his green card.

The group's plans of throwing a birthday party are marred when money becomes an issue; Monica gets a promotion; Chandler sets a woman up to get a date with her, but a case of mistaken identities means that he discovers what she really thought of him.

NHL forward Wyatt Johnston and Howie Mandel set up NHL defenseman Lian Bichsel at a restaurant where a romantic proposal meltdown turns him into the unwitting villain.

Anthony Davis pranks former NFL tight end Marcedes Lewis when a routine valet drop-off turns into joyrides and errands; NBA coach Jason Kidd sends NBA superstar Cooper Flagg into a rookie symposium that devolves into awkwardness.

A harried patriarch (Steve Martin) faces separation anxiety, exorbitant costs and more as he prepares for his daughter's (Kimberly Williams) wedding.

A worrisome family patriarch (Steve Martin) is driven to further distraction by the simultaneous pregnancies of his wife (Diane Keaton) and daughter.

Indebted to a big-time drug lord, a pot dealer travels to Mexico with a fake family and a camper to pick up a large shipment and smuggle it into the U.S.

Penny thinks Leonard is taking her for granted and decides to go on a spa weekend with Amy; Wolowitz and Koothrappali try to fix a squeaky floorboard in the baby's room.

Sheldon tests an MIT invention after hearing it can help him read people's emotions; Leonard finds out Penny's brother is coming to town; Raj asks his ex-girlfriends to give him dating advice.

Leonard and Wolowitz try to distract Sheldon when he slows the progress of their guidance system; Raj and Stuart look after baby Halley while Penny and Amy take Bernadette for a night out.

Sheldon and Amy have their first fight since moving in together; Koothrappali is shocked at the realities of financial independence when he stops receiving support from his father.

Cut off from his father's fortune, Koothrappali appoints Sheldon to help him get out of debt; Penny considers joining Leonard at Comic-Con.

Leonard and Penny offer Sheldon's old room to Raj after he moves out of his apartment.

Leonard, Penny and Raj settle into their new living arrangement; Sheldon expresses interest in Amy's work.

Sheldon pushes himself to the limit when he collaborates on projects with Leonard and Wolowitz as well as Amy on the same day; Bernadette nears the end of her maternity leave and must return to work.

Indebted to a big-time drug lord, a pot dealer travels to Mexico with a fake family and a camper to pick up a large shipment and smuggle it into the U.S.

A lethal CIA agent (Dwayne Johnson) and his former classmate (Kevin Hart) encounter shootouts, espionage and double-crosses while trying to save the U.S. spy satellite system.

Fired from his teaching job for losing his cool, a disgruntled man (Ice Cube) challenges the colleague (Charlie Day) who snitched on him to a fight after school.

Steve steps in and eases Eddie's mind when the guys tease him about his virginity.

Eddie seeks Carl's help when two cops harass him; Steve wreaks havoc at the dentist.

Sheldon gets an odd request from an old friend, Paige; George Sr. and Mary are caught in the middle of Meemaw and Dale's breakup; Georgie comes clean to Mandy.

Sheldon copes with the death of a hero; Missy wants to babysit; Georgie struggles with his big secret.

George and Mary insist on meeting the new woman in Georgie's life; Sheldon and Missy have suspicions about what's going on with their family.

Sheldon and Missy learn about Georgie's pregnancy, and the whole family promises to keep it a secret.

As the church congregation gossips about Georgie, Missy stands up for her brother; Sheldon is distracted by the family drama.

Sheldon struggles to cope with his first signs of puberty; Mary and George Sr. both hunt for new jobs; Georgie and Meemaw take a business trip across the border.

Joey and Chandler decide to baby-sit and use Ben as a way to pick up women; Phoebe loses her job singing at Central Perk.

A drunken Rachel leaves a phone message for Ross that may change their relationship; Chandler regrets asking Monica to help him lose weight.

Rachel sees Ross' list comparing her pros and cons to Julie's (Lauren Tom).

Phoebe, hoping for a Christmas family reunion, travels to upstate New York in search of her biological father.

After deciding to give up acting, Joey is offered a role in a soap opera; Rachel dates a guy named Russ, who is amazingly similar to Ross.

Ross helps put Carol and Susan's wedding plans back on track; Rachel's mother announces shocking new plans.

Joey starts dating a fan (Brooke Shields) who is gorgeous, but soon discovers that she's also crazy; Ross is reminded how much he misses his pet monkey and travels to the San Diego Zoo to find out what has happened to him.

Ross (David Schwimmer) catches up with Marcel on the set of a movie starring Jean-Claude Van Damme; Chandler gets a date with a girl he liked in fourth grade.

Monica's parents drop off some childhood keepsakes including her prom video.

Ross and Rachel finally sleep together; Monica becomes infatuated with one of her parents' friends for whom she caters a party.

Monica's parents find out about her middle-aged boyfriend; Chandler and Joey argue, and it could mean the end of their living arrangement.

Joey wants to move back in with Chandler, but there's a new problem; Phoebe tapes a rock video; Ross upsets Monica.

Howard and Bernadette struggle to leave Halley in day care; Bert introduces the gang to his new girlfriend, Rebecca.

Leonard is less than thrilled when Penny considers accepting a job offer from Zack, her ex-boyfriend.

After celebrating the completion of the top-secret Air Force project, Leonard, Sheldon and Wolowitz get an unwelcome surprise; Amy receives an offer for a summer position as a visiting researcher.

The gang is concerned when Sheldon's former admirer, Dr. Ramona Nowitzki, resurfaces while Amy is away at Princeton.

Amy answers Sheldon's marriage proposal; Howard and Bernadette struggle with unexpected news.

Leonard's job is at stake after he gives an embarrassing radio interview; Amy and Bernadette bond over having to hide their success from Sheldon and Howard.

As Sheldon stresses about picking a wedding date, Amy tries to convince him he has a more laid-back side; Koothrappali and Stuart compete to win the heart of Bernadette's new co-worker.

Wolowitz and Sheldon bond over having disappointing fathers; Leonard is disturbed when his mother finds a new best friend in Penny.

Sheldon and Koothrappali confide in Bernadette when they can't handle Amy and Wolowitz working together; Penny and Leonard learn a secret from an unlikely source about dealing with Sheldon.

Sheldon auditions for the role of the new Professor Proton; Penny takes care of Halley when Bernadette and Wolowitz need bed rest.

NBA star Bam Adebayo pulls WNBA MVP A'ja Wilson into an uncomfortable autograph scandal; Anthony Davis drops NFL star safety Quentin Lake and NFL analyst Jay Glazer into chaos during a competition show gone wrong.

Anthony Davis pranks former NFL tight end Marcedes Lewis when a routine valet drop-off turns into joyrides and errands; NBA coach Jason Kidd sends NBA superstar Cooper Flagg into a rookie symposium that devolves into awkwardness.

Leonard and Wolowitz are furious when they learn Sheldon worked with the military behind their backs; Bernadette suspects Ruchi is trying to steal her job.

Sheldon tries to teach the guys a lesson after they cut him out of a potentially valuable investment; a seven-year-old video reveals a secret about Leonard and Penny's relationship.

Michael organizes a party in his hotel room when he, Dwight and Jan attend the Northeastern Mid-Market Office Supply Convention in Philadelphia.

After Jan busts Michael for having a "movie Monday," Angela pushes Dwight to make a play for Michael's job.

Michael tries to help the staff grieve after learning that the former regional manager has died.

Dwight takes Ryan on his first sales call, subjecting him to an outrageous series of tests along the way.

Michael urges the staff to support Kelly and attend a local celebration of the Hindu Festival of Lights.

Michael strives to keep the staff's spirit up after learning of the Scranton branch shutting down; people envision how their lives will change.

Old friends Jim and Pam are back together after months apart as the Scranton branch and Stamford branch are finally merged.

Michael tries to be supportive after learning that a new employee is an ex-convict; the staff compares the office to a prison.

Strife on the party-planning committee results in two competing Christmas parties; Michael gets dumped for the holidays.

Strife on the party-planning committee results in two competing Christmas parties; Michael gets dumped for the holidays.

Michael returns from his Jamaican vacation; an e-mail of a racy vacation photo makes the rounds of the office.

Andy suggests that Michael team up the staff for sales calls; Dwight tries to cover for Angela when she misses a deadline.

Oscar returns from his long vacation; Andy takes advantage of events to get closer to Michael; Jim gets Karen and Pam to help stage a prank on a new target.

Michael brings two adult performers into the office in honor of Phyllis' wedding shower; Karen confronts Pam about her past with Jim.

Mitch and Cam bring the family together to announce their plan to adopt another child.

Jay's relationship with the dog irritates Gloria; Phil and Luke try to master the tightrope; Cameron starts a juice fast.

George Sr. bails Meemaw and Georgie out of jail; Sheldon and Missy meet Mandy; Mary feels unwelcome at church.

Sheldon and Missy try to help the family's finances; Mary struggles to find her footing without the church.

Sheldon makes a terrifying mathematical discovery while tutoring Billy; Mary is jealous of Missy's relationship with Mandy and MeeMaw.

At college, Sheldon decides to expand his responsibilities and become a dorm resident adviser; Meemaw and Dale make a sketchy business deal; Mary and George Sr. rekindle their romance.

George Sr. is asked to help with the football team; Mandy discovers Georgie and Meemaw's secret business.

Sheldon's search for a comic book leads him to a breakthrough; Georgie and Mandy have an uncomfortable first encounter with her parents.

Monica and Richard experience the same romantic problems as Rachel and Ross; Joey's ill-advised comments to a fan magazine threaten his acting career.

Chandler wants his annoying new roommate (Adam Goldberg) to move out; Joey is facing some exorbitant bills; the girls learn from a book about personal empowerment.

Monica's boyfriend proves to be the life of the party when he attends a basketball game with Chandler and Joey.

Two bullies (Peter DeLuise, Nicky Katt) banish Ross and Chandler from Central Perk; Monica plays the stock market.

Rachel's separated parents (Marlo Thomas, Ron Leibman) unexpectedly attend her surprise birthday party.

Phoebe's romantic meeting with an old friend (Charlie Sheen) is stalled by a case of the chickenpox; Ben celebrates his first birthday; Monica frets about her relationship with Richard (Tom Selleck).

Rachel is a bridesmaid at her ex-fiancé's wedding; she has flashbacks of her own failed wedding day; Monica and Richard's relationship is jeopardized when the subject of children is discussed.

Monica is distraught after her break-up with Richard; Chandler and Janice begin seeing each other again; Ross tells Rachel and Chandler about his "Princess Leia" fantasy.

In a race against the clock, Ross tries to get the gang dressed and ready for a black-tie benefit at the museum.

Phoebe dates a man who thinks he's stalking her twin sister, Ursula; Ross and Rachel give Chandler "boyfriend" lessons.

Chandler tries to get over his fear of commitment; Phoebe poses as Joey's agent after she forgets to tell him about an audition.

Phoebe tries to bond with her half brother, Frank Jr., by offering to buy a massage; Ross spots Isabella Rossellini; Joey tries to build an entertainment center.

Sheldon and Amy try to use math to eliminate wedding planning stress; Koothrappali "breaks up" with Wolowitz after realizing he is hurting his confidence.

Sheldon plans an authentic "Little House on the Prairie" dinner for Amy's birthday; Leonard receives a Christmas letter from his brother.

Sheldon and Amy subject their friends to a series of secret experiments to discover which two would be most qualified to be the best man and the maid of honor at their wedding; Penny reveals her true feelings about Amy.

Sheldon kicks Amy out to work solo; Amy and Leonard bond during a series of science experiments; Bert replaces Wolowitz in the band; Sheldon finds Penny a surprising source of scientific inspiration.

Koothrappali learns the woman he's dating has a very upset husband; Sheldon rents his old room for a quiet place to work.

Sheldon petitions Wil Wheaton to appear on the new "Professor Proton" show, but Wil offers a role to Amy instead; Penny gets angry when she thinks the female protagonist in Leonard's novel is based on her.

When Bernadette won't go into labor, her friends try different tactics to get things started; Wolowitz confronts Bernadette after Amy accidentally reveals she's already chosen their son's name.

Major League Baseball pregame analysis.

From Daikin Park in Houston.

Major League Baseball postgame interviews, analysis and highlights.

Phyllis regrets giving Michael an important job at her wedding; Dwight plans to catch wedding crashers.

Ryan invites Michael to be a guest speaker at his business school; Dwight battles a bat that is loose in the office; Pam invites co-workers to her first art show.

Michael and Jan make their relationship public during a party; Jim meets Karen's ex; the staff goes to happy hour for drinks.

Darryl meets with Michael to negotiate a pay increase; Jim deals with the consequences of Pam's confession to Roy.

Andy returns from anger-management classes, planning to make a fresh start with his co-workers; Michael and Dwight try to illustrate the dangers of the workplace.

The staff goes into crisis mode after a shipment of paper goes out with an obscene watermark; Michael holds an impromptu press conference; Jim and Andy handle harried clients who used the paper.

Outrage breaks out in the office when Phyllis gets an eyeful from a flasher; Dwight and Andy work on catching the perpetrator.

Michael must recommend his own replacement when the company considers him for a corporate position; Pam must watch Jim and Karen have fun together at a company outing.

Michael, Jim and Karen go to New York to interview for a job opening; in Scranton, the new regime institutes sweeping reforms; Jan brings exciting news.

Michael, Jim and Karen go to New York to be interviewed for a job opening; in Scranton, the new regime institutes sweeping reforms; Jan comes in with exciting news.

A freak accident causes Michael to think the office is cursed; Michael decides to hold a charity 5K fun run; further developments in co-workers' romances.

A freak accident causes Michael to think the office is cursed; Michael decides to hold a charity 5K fun run; further developments in co-workers' romances.

Jay helps Manny with a school fundraiser; Claire petitions for a stop sign at a busy intersection; Phil and Luke try to create a viral video; Gloria searches for Stella.

Gloria tries to help Jay and Manny with their problems, but both are unreceptive; Claire considers running against Councilman Duane Bailey (David Cross); Cam and Mitch are the victims of a hit-and-run accident.

Phil takes Haley to visit his alma mater; Claire goes out with Mitchell and Cameron; Gloria and Jay may have to broach a delicate subject with Manny.

Sheldon must choose sides in an ethical dilemma; Mary tries her hand at writing; Mandy needs a new place to live.

Sheldon's database invention puts him at odds with the university; the church takes issue with Meemaw's video store.

Sheldon considers dropping out of college to focus on building his database; George Sr. is frustrated when someone else gets credit for his football wins.

Mary struggles to make new friends; Mandy pushes Georgie to date another woman.

Sheldon learns the university is building a database without him; Mary takes care of a bedridden Mandy and Meemaw.

Mary butts heads with Mandy's mother, Audrey; Sheldon attempts male bonding.

When Janice asks the gang if any of them have ever slept together, the friends flash back to three years earlier.

Joey sees Janice kissing her husband, whom she is divorcing while she dates Chandler; Rachel's father clashes with Ross.

Chandler is devastated after Joey tells him he saw Janice kissing her ex-husband; Monica accidentally bumps Ben's head into a post when she and Rachel babysit; Phoebe is paranoid if she goes to dentist someone she knows will die.

Emotions become the feast of the day when the gang plays a game of touch football on Thanksgiving; the turkey is left stewing when the losing team calls for a rematch.

Rachel wonders if she'll ever get another job after she quits Central Perk; Joey's new job selling Christmas trees upsets Phoebe; Ross accidentally breaks a little girl's leg.

Ross is suspicious about Rachel's possible job offer from a good-looking stranger (Steven Eckholdt); Chandler can't remember which of Joey's many sisters he kissed at a party.

Ross becomes jealous when he hears Rachel's new co-worker (Steven Eckholdt) whispering sweet nothings to her.

Running into Richard at the video store tests Monica's willpower; Joey agrees to read "Little Women.".

Phoebe's ex-singing partner wants to make Phoebe's signature song, "Smelly Cat," a commercial success; Chandler dates a woman with a handicap.

Phoebe can't communicate with her new boyfriend, a UN diplomat who doesn't speak English; Ross seeks solace at a party after a bitter fight with Rachel.

A remorseful Ross tries to prevent Rachel from learning his disturbing secret; Monica, Phoebe, Chandler and Joey spend a night eavesdropping.

Excluded from Rachel's ski trip with her pals, lonely Ross visits his ex-wife (Jane Sibbett); Phoebe's cab runs out of gas and the stranded gang turns to Ross for help.

Leonard jumps through hoops to help secure the perfect wedding venue for Sheldon and Amy; Bernadette and Wolowitz have a hard time deciding who should stay at home with the kids and who should go back to work.

Penny gets the opportunity to host Bill Gates at work when his company wants to partner with hers; Leonard, Koothrappali and Wolowitz do everything in their power to meet him; Sheldon thinks he is the victim of a prank.

Leonard decides to run against Sheldon for president of the tenants' association; Bernadette encourages Wolowitz and Koothrappali to find the owner of a drone after they find it in the backyard.

A brilliant but reclusive scientist, Doctor Wolcott, invites Sheldon to his cabin in the middle of nowhere; Penny and Bernadette improvise after Amy doesn't like the tame bachelorette party they planned for her.

Sheldon's comic book store experience changes when writer Neil Gaiman puts Stuart's store on the map; friendships are threatened when Koothrappali takes credit for Penny's astronomical discovery.

Sheldon goes to Las Vegas to win money for science; Penny and Bernadette take Amy wedding dress shopping, but her terrible choice entangles them in a web of lies.

Sheldon's mother won't attend his wedding unless he invites his brother; the Wolowitz kids inadvertently infest Amy, Bernadette, Wolowitz and Koothrappali with pink eye.

When Amy's parents and Sheldon's family arrive, everybody is focused on making sure the wedding arrangements go according to plan -- everyone except the bride and groom.

All Elite Wrestling continues to inject new spirit, freshness and energy into mainstream wrestling featuring a world-class roster of diverse male and female wrestlers.

The all new matches, more stories and more action, featuring the world-class All Elite Wrestling roster.

The all new matches, more stories and more action, featuring the world-class All Elite Wrestling roster.

There's a new boss in town. Much to the dismay of Michael and many of the employees, Ryan returns to the Scranton branch of Dunder Mifflin to bring the company into the digital age.

There's a new boss in town. Much to the dismay of Michael and many of the employees, Ryan returns to the Scranton branch of Dunder Mifflin to bring the company into the digital age.

Michael anticipates going to New York for the company's Website launch party; Dwight tries to sell more paper in one day than the Website does.

Michael anticipates going to New York for the company's Website launch party; Dwight tries to sell more paper in one day than the Website does.

Michael tries to combat his growing debt by asking employees for loans; Jim and Pam spend a night at Dwight's family farm.

Michael tries to combat his growing debt by asking employees for loans; Jim and Pam spend a night at Dwight's family farm.

Michael seizes the opportunity to exhibit his creativity when the Scranton branch must participate in a company ad; Dwight explores an online world.

Michael fights back when Karen tries to woo Stanley away from Scranton; a Finer Things Club further disturbs Dunder Mifflin's calm.

When Ryan excludes him from a wilderness retreat, Michael goes into the woods for his own survival adventure; Jim tries to revolutionize the office birthday party.

Jan sues Dunder Mifflin, and Michael is deposed as a witness; Kelly trash-talks Pam after Darryl beats Jim at ping-pong.

Pam and Jim run out of excuses and must go to Jan and Michael's house for dinner; when Dwight learns that Angela and Andy are also invited, jealousy gets the best of him.

A model in an office-supply catalog makes Michael feel things; to win back Dunder-Mifflin's parking spaces, Kevin and Andy oppose bosses of five businesses.

Michael and Dwight decide to surprise Ryan in New York; Scranton staffers must work on a Saturday for Ryan's Website project.

Michael tries to give Stanley an attitude adjustment after Stanley snaps at him; Dwight decides to buy Andy's car; after spending the night at Jim's, Pam deals with an unexpected inconvenience.

Gloria insists on a night of salsa dancing with Jay; Cameron goes too far when Mitchell and a friend challenge him to get a hot woman's (Leslie Mann) number; Phil builds a tree house.

After a fire destroys a neighbor's home, the whole family tries to help by organizing a community drive.

Paige drags Sheldon to a college party; Missy gets caught in a lie.

The Coopers can't be found as Mandy goes into labor; Sheldon is excited about the launch of his database.

Sheldon confronts the failure of his database; Georgie and Mandy struggle as new parents; Missy feels forgotten.

Missy steals her dad George's truck and runs away from her house; she hits the road with her friend Paige.

Georgie goes on a birthday date; Mary confronts Brenda about her relationship with George; Sheldon takes an interest in Missy's favorite TV show.

Sheldon wants to search for life on other planets; Mandy answers Georgie's marriage proposal; Missy is caught between two friends.

Phoebe's brother wants to marry a woman twice his age; Monica gets a huge tip from an admirer.

Ross is upset when Rachel returns his personal belongings and dates Mark; Monica dates a millionaire.

Monica's aunt dies and leaves her an antique dollhouse that she doesn't want Phoebe to play with; Rachel regrets making a date for Chandler and her boss, Joanna; Joey's interest in Kate intensifies.

Monica considers accepting a dream job in Pete's new restaurant but fears there is more to the deal; Ross makes a sacrifice for Rachel.

The gang goes to the opening night of Joey's plays; Rachel brings a date (Ben Stiller) to make Ross jealous; Joey's play gets terrible reviews, but his co-star provides some comfort.

Afflicted with a mysterious skin condition, Ross seeks advice from Guru Saj; Monica can't decide about Pete.

To her horror, Monica's boyfriend plans to fight; the friends are intrigued by a conversation between two strangers.

The friends stay at a beach house; Phoebe meets someone who knows details about her family; Rachel expresses her jealousy of Ross' uninhibited girlfriend.

Ross dates Rachel again after unwittingly agreeing to take responsibility for their breakup; Phoebe reconciles with her mother; Monica is stung by a jellyfish.

Phoebe becomes convinced that the spirit of her dead mother is inside a cat; Chandler and Joey are robbed; Monica goes on a date with a guy from her high school.

Rachel's boss, Joanna, leaves Chandler in an awkward situation that will require Rachel's help; Monica's catering fiasco.

Joey intervenes when the superintendent, Mr. Treeger, moves to evict Rachel and Monica; Chandler tries to quit a health club.

Sheldon and Amy's honeymoon runs aground in New York; Penny and Leonard discover they are uncomfortably similar to Amy's parents; Koothrappali insults physicist Neil deGrasse Tyson and starts a Twitter war.

Sheldon and Amy go crazy trying to figure out what "perfect gift" Leonard and Penny gave them for their wedding; Koothrappali decides to settle down and asks his father to arrange a marriage for him.

Life gets complicated when Stuart starts bringing his new girlfriend home; Penny and Leonard talk about starting a family; Koothrappali explores an arranged marriage.

When Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, Leonard takes matters into his own hands; Bernadette and Penny take Raj's fiancée out to dinner to get to know her.

When Amy doesn't have time to work on super-asymmetry, Sheldon goes to great lengths to ensure she's available; Koothrappali doesn't want Wolowitz to join him in hosting a show at the planetarium.

When Wolowitz dresses up as Sheldon for Halloween, Sheldon seeks retaliation at Leonard and Penny's Halloween party; Leonard is shocked when Penny doesn't remember their first kiss.

Leonard is caught between a rock and a hard place when he becomes responsible for distributing extra grant money; Bernadette turns the backyard playhouse into a hideaway to get away from her husband and kids.

Sheldon tries to bond with Amy's father, but when Wolowitz lures Mr. Fowler away with magic tricks, Sheldon has no choice but to bond with Mrs. Fowler; Koothrappali and Anu try to get physical for the first time.

Sheldon and Amy are devastated after learning from a Russian paper that Super Asymmetry has already been discovered and disproved; Bernadette wants to beat Howard in a popular video game.

A VHS tape from Sheldon's past inspires him not to give up; Bernadette turns into a pageant mom when she tries to help Wolowitz with his Magic Castle audition.

Penny and Leonard organize a paintball game, which results in mayhem when Sheldon becomes jealous of Amy; Koothrappali catches Anu with her ex-boyfriend; Stuart doesn't want to move in with Denise.

Penny's ex-boyfriend Zack learns that he is infertile, so he asks Leonard for help; Koothrappali attempts to mend things with his ex-fiancee Anu.

Sheldon and Amy are thrilled when their super asymmetry theory is proven by two physicists, until they try to kick Amy off the Nobel nomination; Bernadette has a big success at work.

Sheldon is thrilled to help Bernadette and Wolowitz navigate bureaucratic paperwork, until he discovers they are breaking the law; Leonard is disappointed when his friends exclude him from a scientific project.

NBA star Bam Adebayo pulls WNBA MVP A'ja Wilson into an uncomfortable autograph scandal; Anthony Davis drops NFL star safety Quentin Lake and NFL analyst Jay Glazer into chaos during a competition show gone wrong.

Anthony Davis pranks former NFL tight end Marcedes Lewis when a routine valet drop-off turns into joyrides and errands; NBA coach Jason Kidd sends NBA superstar Cooper Flagg into a rookie symposium that devolves into awkwardness.

Jim hits the golf course with Andy and Kevin in hope of landing a huge client; Michael sets up a booth at a job fair at Pam's alma mater to hire a summer intern.

Michael demands Toby's goodbye party at Dunder Mifflin be a huge celebration; Dwight and Meredith haze Holly (Amy Ryan), the new human resources person.

Michael demands Toby's goodbye party at Dunder Mifflin be a huge celebration; Dwight and Meredith haze Holly (Amy Ryan), the new human resources person.

Staffers in the Scranton branch of Dunder Mifflin become obsessed with their weight in the wake of corporate weight-loss initiatives; Michael pursues a friendship with Holly; Jim misses Pam, who is away at art school.

Staffers in the Scranton branch of Dunder Mifflin become obsessed with their weight in the wake of corporate weight-loss initiatives; Michael pursues a friendship with Holly; Jim misses Pam, who is away at art school.

A business ethics seminar gets out of control when Michael lets everyone talk about their unethical behavior at work; Jim makes Dwight observe the company's "time theft" policy.

Michael has Dwight go over possible birthing scenarios to prepare for the birth of Jan's baby; Michael tells Holly he will pretend not to like her for Jan's benefit.

Michael helps Pam get a part-time job so she can afford art school; Michael and Holly get an early start on their date night; after the office is robbed, Michael decides to raise money for all the lost items.

Pam is embarrassed when no one else at corporate wears a costume on Halloween; Holly and Michael get shocking news from corporate; Dwight tries to get under Andy's skin.

Jim and Dwight are stunned when they get the results of the annual customer survey report; Jim and Pam decide to spend every minute together; Andy and Angela choose an unusual location for their wedding.

Stan will do anything to stop Hayley from moving to France, and accidentally reveals a secret; Steve and Roger become detectives.

When Stan reveals that he has never actually killed anyone, Roger and the guys become determined to help him land his first target.

Laura defends Steve at school trial after lab explosion blame.

Carl experiences a nightmare in which Steve and Laura have Urkel look-alike children.

Mandy gets an exciting job opportunity; Sheldon worries that he's falling behind; Georgie takes his daughter to work.

The gambling room gets broken into; Sheldon wants to study abroad; Missy makes a new friend.

Mandy surprises Georgie with a spa weekend; Sheldon prepares for his summer in Germany.

Sheldon and Mary head to Germany while the rest of the Cooper family braves a tornado that is heading straight for Medford.

News of the tornado reaches Sheldon and Mary in Germany; with the Cooper house in chaos, Missy steps up.

Sheldon realizes he is the weakest student in his class; Meemaw looks to expand her gambling business.

Chandler falls for a woman who is already involved with Joey; Rachel and Ross play the jealousy game.

Ross starts dating a beautiful but messy co-worker from the museum; Monica and Phoebe cater a sad event.

Chandler faces a tough choice after his passionate kiss with Joey's girlfriend; Rachel has to learn about dining alone.

To atone for kissing Joey's girlfriend, Chandler agrees to stay inside a shipping crate during the Thanksgiving holiday.

Rachel's career is obstructed by her boss, Joanna; Monica faces a big decision; Chandler, Ross and Joey party.

Ross struggles to maintain a long-distance relationship; Chandler's well-intended attempts to get Rachel a date seem to miss the mark; Monica's plan to assert some authority at her new restaurant goes awry.

Phoebe's brother (Giovanni Ribisi) asks her to carry a baby for him and his wife; Chandler gets lessons in love; Joey finds himself in a class struggle.

Phoebe undergoes an embryo implant procedure to become a surrogate mother for her brother and his wife; Monica and Rachel wager their apartment in a trivia game against Chandler and Joey.

Chandler has a hard time handling Kathy's new role in a play, in which she pretends to have sex with a handsome man.

A visit to a strip joint fails to cheer up Chandler; Rachel gets Ross to go to an opera; Charlton Heston finds Joey in a compromising position during a movie shoot.

Chandler runs into Janice, now divorced, and finds her more irritating than ever; Ross plays rugby to impress Emily; Monica tries to figure out what a mysterious electrical switch in her new apartment does.

Rachel throws Emily a phony going-away party so she can see Joshua outside of work, and pregnant Phoebe craves meat.

Penny tries to throw a wrench into Leonard's plan to be a sperm donor for her ex-boyfriend; Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip aboard the "vomit comet.".

The gang uses deception and betrayal to make it to the one open seat at Wil Wheaton's celebrity Dungeons and Dragons game with William Shatner, Joe Manganiello, Kareem Abdul-Jabbar and Kevin Smith.

When Penny and Bernadette go to San Diego for a pharmaceutical sales convention, Wolowitz is left in charge of the kids; Sheldon finds a book about experimenting on kids.

When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to win over Nobel laureates Kip Thorne, George Smoot and Frances Arnold; Halley's fear of the dark leads to opportunity and conflict.

The weight of winning a Nobel Prize weighs heavy on Amy's shoulders; Koothrappali and Wolowitz try to relive the good old days after Wolowitz buys a scooter that looks like the one he had years ago.

Koothrappali is worried people won't take him seriously in his own field after publishing a paper that suggests he may have discovered alien life; Leonard wants to be the principal investigator on a plasma physics study.

Kripke has proof that Dr. Pemberton plagiarized his thesis in college, and Sheldon and Amy aren't sure if they should turn him in or not; Wolowitz learns that Bernadette wasn't the only waitress at the Cheesecake Factory who had a crush on him.

Leonard is pleasantly surprised when Beverly comes to visit, and she's genuinely kind to him, until he finds out the real reason she's there; Denise and Stuart overstay their welcome at the Wolowitz house.

Jonas Taylor leads a research team on an exploratory dive into the deepest depths of the ocean. Pitted against colossal, prehistoric sharks and relentless environmental plunderers, they must outrun, outsmart and outswim their merciless predators.

Jake Pentecost, son of Stacker Pentecost, reunites with Mako Mori to lead a new generation of Jaeger pilots, including rival Lambert and 15-year-old hacker Amara, against a new Kaiju threat.

Jaime Reyes finds himself in possession of an ancient relic of alien biotechnology called the Scarab. When the Scarab chooses Jaime to be its symbiotic host, he's bestowed with a suit of armor that's capable of extraordinary and unpredictable powers.

Jake Pentecost, son of Stacker Pentecost, reunites with Mako Mori to lead a new generation of Jaeger pilots, including rival Lambert and 15-year-old hacker Amara, against a new Kaiju threat.

Michael is thrilled when David Wallace sends him on a business trip to Canada; Oscar and Andy become friends when Michael decides to bring them on the trip; Jim counts the days until Pam returns from art school.

Someone made a huge mess in the microwave and refuses to clean it up; Michael must come to terms with the personnel changes in his staff.

Oscar informs Michael that the office must spend a cash surplus or lose it in the next year's budget; Dwight takes Angela and Andy to Schrute Farms to work on their wedding plans.

Meredith's hair catches fire at Phyllis' Moroccan-themed Christmas party; Dwight corners the market on the hottest toy of the holiday season.

Ross tells Emily (Helen Baxendale) how he feels about her; Chandler and Joey suddenly receive a free adult TV channel in their apartment; Phoebe gets some surprising news about her pregnancy.

Ross has concerns about Emily's interests; Rachel's plans for Joshua are upset by a late change of venue.

Ross tries to keep Emily from returning to London; Monica and Rachel attempt to win back their apartment.

Monica and Phoebe find life in wedding attire has its charm; Rachel asks Joshua for more spontaneity.

Rachel and Ross reminisce separately about when they dated each other; the friends get invitations to Ross's wedding, but not all of them are going.

After Joey almost loses Ross' wedding ring, Ross asks both Joey and Chandler to serve as his best man; the girls host a baby shower for Phoebe.

Rachel, Monica, Joey, Chandler and Ross go to London for the wedding where Joey meets Sarah Ferguson, the Duchess of York.

Rachel frantically tries to get to London to tell Ross that she loves him before he marries Emily; Ross' parents argue with Emily's parents, Steven and Andrea Waltham.

Ross is distraught over the wedding; Emily punches Ross and flees from the reception; Monica and Chandler try to control their passions.

Monica and Chandler are caught in a passionate embrace but try to prove it was innocent: Ross' wife won't speak to him; Phoebe feels neglected; Rachel appoints Monica as her advisor in romance.

Phoebe prepares to give birth, but the doctor makes her nervous; Joey gets admitted in great pain; Monica plans a date with a male nurse to spite Chandler.

Ross' estranged bride makes him an offer; Phoebe deals with traumatic memories of PBS; Monica gets upset at Chandler when he gloats about sex; Joey challenges Phoebe to perform a completely selfless act.

An exchange between Ross and Rachel threatens to break up the friends; Chandler and Monica plan a romantic weekend getaway together; Joey finds out about Monica and Chandler.

Phoebe is surprised to discover that she enjoys wearing mink; Ross confronts Emily, and she demands a divorce; Monica and Rachel are afraid of a hairy new neighbor, until they find out how handsome he is with his hair cut.

Personal habits clash when Ross moves in with Chandler and Joey; Phoebe dates a health inspector (Gregory Sporleder); Rachel schemes to get her new neighbor to ask her out on a date.

As the gang digests Monica's huge Thanksgiving meal, everyone reminisces about their worst Thanksgiving ever.

Ross becomes upset when someone at work takes his sandwich from the refrigerator and eats it; Joey finds himself in a mess when he tries to cover for Chandler and Monica's dating.

Phoebe helps the Salvation Army and learns some truths about New Yorkers; Rachel gets a date with her neighbor who has a close relationship with his sexy sister; Joey tries to write a play in which he can be the star.

Ross vows to try something new; Joey resolves to learn guitar from Phoebe; Rachel gives up gossiping.

Monica is put off by the laugh Chandler uses to impress his boss (Sam McMurray); Ross shocks everyone by dating Janice (Maggie Wheeler).

Sheldon and Amy await big news.

Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; Koothrappali makes a new friend; the gang travels together into an uncharted future.

Leonard is happy to meet new neighbor Penny, but his roommate thinks he is chasing an impossible dream.

Leonard volunteers to sign for a package, hoping to make a good impression on Penny.

The all new matches, more stories and more action, featuring the world-class All Elite Wrestling roster.

Indebted to a big-time drug lord, a pot dealer travels to Mexico with a fake family and a camper to pick up a large shipment and smuggle it into the U.S.

A lethal CIA agent (Dwayne Johnson) and his former classmate (Kevin Hart) encounter shootouts, espionage and double-crosses while trying to save the U.S. spy satellite system.

Seeking justice for the murder of his pregnant wife, an elite Navy SEAL uncovers a covert plot that threatens to engulf the United States and Russia in an all-out war.

A lethal CIA agent (Dwayne Johnson) and his former classmate (Kevin Hart) encounter shootouts, espionage and double-crosses while trying to save the U.S. spy satellite system.

Andy remains unaware of Angela's affair with Dwight; Michael is nervous about a corporate meeting with Wallace.

Michael and Dwight go undercover to learn about a competitor; employees hold a debate to decide whether an actress is hot.

Dwight must make amends with the office after his fire-safety seminar goes awry; Michael tries to get his employees to relax; Andy becomes convinced that Pam and Jim are film gurus.

Dwight must make amends with the office after his fire safety seminar goes awry; Michael tries to get his employees to relax; Andy becomes convinced that Pam and Jim are film gurus.

Phoebe prepares to give birth, but the doctor makes her nervous; Joey gets admitted in great pain; Monica plans a date with a male nurse to spite Chandler.

Rachel goes into labor, enduring endless pain while anxious Ross hovers nearby and her waiting friends wreak havoc in the hospital.

After Rachel gives birth to her baby, she must confront relationship issues around her.

The six friends prepare to say goodbye and embark on the next chapters of their lives; momentous events and last-minute surprises.

The six friends prepare to say goodbye and embark on the next chapters of their lives; momentous events and last-minute surprises.

Jay's ex-wife, Dede (Shelley Long), tries to make amends with everyone she offended at Jay and Gloria's wedding.

Phil tries to conquer his fear of the dark when he and Luke go on a discovery expedition underneath the house; Mitchell and Cameron invite Lily's pediatrician over for brunch.

Gloria and Claire plan a Mother's Day hike with the kids; things becomes awkward when Phil catches Jay in a moment of weakness.

Cameron watches Alex and Luke while Phil, Claire and Mitchell deal with Haley's arrest; Jay tries to cut short a surprise visit from ex-wife Dede (Shelley Long), so she doesn't learn about Gloria's pregnancy.

The whole family takes Haley to a bar to celebrate her 21st birthday; Phil and Jay hit a snag while trying to pick up Haley's present; Lily asks Alex, Luke and Manny where babies come from.

Phil has second thoughts after he helps Haley talk Claire into letting Dylan move in; Mitch accepts a job working for Jay's biggest rival; Cameron and Gloria cannot agree on how to handle Manny's girl problem.

Manny talks the family into taking the train to attend Dede's wedding; Claire and Mitchell work on a toast; Phil and Cam are excited to spot their favorite author on the train.

A rude parent at Lily's dance recital makes Cam angry; Jay, Claire and Mitch go to a family wedding and encounter Dede at the reception; Phil and Gloria go on a college tour with Luke and Manny.

Jay picks up the pieces after Manny's father takes him out to celebrate graduation; the family prepares for Luke and Manny's big day.

Barbie and Ken are having the time of their lives in the colorful and seemingly perfect world of Barbie Land. However, when they get a chance to go to the real world, they soon discover the joys and perils of living among humans.

Indebted to a big-time drug lord, a pot dealer travels to Mexico with a fake family and a camper to pick up a large shipment and smuggle it into the U.S.

Unhappy to learn that Penny is seeing someone, Leonard summons the courage to ask another woman on a date.

Getting fired gives Sheldon the opportunity to explore life beyond physics, but when he spends his time weaving ponchos and acting like a shut-in, Leonard calls Sheldon's mother for assistance.

Leonard, realizing his pursuit of Penny is fruitless, has an unexpected encounter with a fellow scientist (Sara Gilbert).

Leonard, Sheldon, Wolowitz and Koothrappali attend Penny's Halloween party.

Penny sleeps on Leonard and Sheldon's couch when Wolowitz seduces her friend and takes over her apartment; in need of a fourth member, the guys ask Penny to join their "Halo" team.

On a blind date, Koothrappali discovers that he can talk to the opposite sex after a few drinks, but his date takes an interest in Sheldon.

Penny tries to mediate when Sheldon and Leonard disagree on whether to present their joint findings at a physics conference.

Leonard and Sheldon try to avoid seeing Penny perform after hearing her sing, but the elaborate lie Sheldon tells leads to an unexpected result.

NBA star Bam Adebayo pulls WNBA MVP A'ja Wilson into an uncomfortable autograph scandal; Anthony Davis drops NFL star safety Quentin Lake and NFL analyst Jay Glazer into chaos during a competition show gone wrong.

Anthony Davis pranks former NFL tight end Marcedes Lewis when a routine valet drop-off turns into joyrides and errands; NBA coach Jason Kidd sends NBA superstar Cooper Flagg into a rookie symposium that devolves into awkwardness.

Paul Atreides unites with Chani and the Fremen while seeking revenge against the conspirators who destroyed his family. Facing a choice between the love of his life and the fate of the universe, he must prevent a terrible future only he can foresee.

Steve and Carl end up in the ring as substitutes against Luke and Butch of the "Bushwackers" wrestling duo.

Waldo envies Eddie's scholarship; Carl fears a test he must take to get a promotion.

Urkel hiccups after thieves rob him; Laura finds romance.

Urkel tags along on Carl's camping trip; Harriette seeks a job.

Steve's awkward Aunt Oona visits and chaos erupts when she holds a singing contest.

Sheldon explores Germany behind Mary's back; Missy attempts to pull a fast one on George Sr.; Meemaw and Dale adjust to living together.

Missy steps up; Mary has a surprise for George; Sheldon finds his dorm occupied.

Sheldon helps his roommate try to beat the stock market; Missy and Billy Sparks throw a party; Mary finds a new church.

Georgie and Mandy's wedding plans pit Mary against Mandy's mom, with baby CeeCee caught in the middle.

Georgie and Mandy get married.

Sheldon studies to be Meemaw's lawyer when she is put on house arrest; the Coopers have a plumbing emergency.

Phoebe meets her estranged father (Bob Balaban) at her grandmother's funeral; Joey's fondness for an expensive bag loses him an audition; Chandler tells perfectionist Monica that she is useless at massage.

Ross must prove to his boss that he is sane in order to return to work; Phoebe finds out about Monica and Chandler's relationship; Ross hunts for a new apartment.

Chandler gets nervous when everyone learns about Monica; Joey's new girlfriend gets physical; Ross moves into a new apartment but fails to impress his new neighbors.

Phoebe finds a police officer's badge and goes on a spree of arrests until she meets up with the owner; Joey thinks he's in love with Monica; Ross buys a couch but won't pay to have it delivered.

Rachel worries about a kiss she gives to a job interviewer; Monica observes Phoebe's romantic bliss; Joey is arrested for stalking a sexy neighbor.

Rachel tries to impress her boss by smoking, which gives Chandler fond memories of his former addiction; Ross's son and Joey audition for the same part in a commercial.

Ross competes with Chandler for the attentions of a pizza deliverywoman (Kristin Dattilo-Hayward); Joey discovers that his guest-starring role on "Law & Order" was cut while watching the show with his proud grandmother.

Joey tries to save Ross' life when he thinks he hears gunshots while on patrol with Phoebe's police officer boyfriend.

Monica interrupts Joey and Ross' friendly game of catch; Gary (Michael Rapaport) asks Phoebe to move in with him.

Joey lands his first lead role and finds his movie crew in a bind; Rachel gets an eye infection; Phoebe can't quite remember why she hates Ross.

The gang surprises Joey by joining him in Las Vegas on a film shoot; a winning streak leads Chandler to press his luck with a proposition.

Chandler and Monica reconcile and hastily decide to get married; Ross and Rachel get drunk and roam the casino; Phoebe deals with a lurker on the slot machines.

Leonard and the boys avoid Sheldon when he gets sick, leaving Penny to nurse him back to health.

Sheldon and Leonard look for a way to derail a 15-year-old physics prodigy's research.

When Sheldon tries to prove his mental superiority as they train for the Physics Bowl, the guys kick him off the team and bring his nemesis (Sara Gilbert) aboard.

Leonard and the guys buy a time machine prop from a classic movie; Penny tells the guys their obsession with comics and toys is pathetic.

Leonard devises a plan to eliminate his rivals when he, Wolowitz and Koothrappali all fall for Sheldon's twin sister, but his plan backfires when Sheldon decides to choose who his sister dates.

Penny learns that Leonard does not celebrate birthdays, so she plans a surprise party; Sheldon unexpectedly gets to live out one of his biggest fantasies in an electronics store.

When Leonard finally works up the courage to ask Penny out on a date, they each turn to Sheldon for advice.

Penny's first date with Leonard goes awry; Penny finds Sheldon to be an unwilling confidant.

After seeing Penny with a handsome new guy, Leonard rushes into a rebound relationship with Sheldon's nemesis, Leslie Winkle.

Sheldon creates a monster when he introduces Penny to online gaming.

Anthony Davis and Dude Perfect's Cody Jones push Dereck Lively into a game-show disaster, while USC basketball player JuJu Watkins and coach Lindsey Gottlieb prank their team with a fake meeting that leaves them stranded on a haunted abandoned floor.

NBA star Bam Adebayo pulls WNBA MVP A'ja Wilson into an uncomfortable autograph scandal; Anthony Davis drops NFL star safety Quentin Lake and NFL analyst Jay Glazer into chaos during a competition show gone wrong.

Leonard and his friends stage an intervention to force Sheldon to face his fear of driving.

Sheldon and the gang are confused when a young grad student is attracted to him.

Michael takes Pam with him on a tour of the other branches to explain Scranton's relative success; Dwight and Jim, the new heads of the party planning committee, forget a birthday.

Michael and Pam continue their branch tour; Jim and Dwight try to fulfill their party planning duties; Angela's new cat causes a commotion.

Michael meets a mysterious woman at a blood drive; Dwight and Kevin attend a "Lonely Hearts Party"; Jim and Pam have an awkward lunch with Bob and Phyllis.

Michael comes up with an idea that causes a huge problem in the office; Pam, Jim and Andy each give Kevin different advice on wooing a woman.

Michael makes big plans for his 15th anniversary party at Dunder Mifflin; Jim plays a prank on Dwight that has unexpected results.

Michael's relationship with the new vice president gets increasingly tense; Pam finds the new copier a challenge.

Jim faces Charles during a soccer game in the Dunder Mifflin parking lot; Michael finds himself afraid to face the workday.

Dwight and Andy plan a hunting trip; Charles asks Jim for a "rundown", and Jim tries to figure out what that is; Michael hosts a paper and pancakes luncheon.

Dwight's devotion to Michael is tested; Andy tries to fulfill Jim's emotional needs.

Michael's new company has a hard time making early-morning deliveries; the office struggles to get expense reports in on time when Angela enforces the company policy.

Michael must settle a dispute within the sales team; employees cause trouble when they take the term "casual" Friday too loosely.

Michael brings dancing and coffee to the office; Jim and Pam plan a secret trip.

Michael reunites with Holly (Amy Ryan) at Dunder Mifflin's annual company picnic while the rest of the staff competes in a volleyball tournament.